Where does Sungrow Power Supply Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Sungrow Power Supply Co., Ltd. ranks #2,303 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Sungrow Power Supply Co., Ltd. hold?

Sungrow Power Supply Co., Ltd. holds 170 US utility patents granted between 2016 and 2025, spanning 43 technology areas.

What is Sungrow Power Supply Co., Ltd.'s Innovation Score?

Sungrow Power Supply Co., Ltd. has an Innovation Score of 56.1 out of 100 (top 6% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Sungrow Power Supply Co., Ltd.'s patent grant rate increasing or decreasing?

Sungrow Power Supply Co., Ltd.'s recent grant velocity is +179% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Sungrow Power Supply Co., Ltd.'s patents?

Sungrow Power Supply Co., Ltd.'s patents average 12.2 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Sungrow Power Supply Co., Ltd. patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Sungrow Power Supply Co., Ltd.

Q: What technology areas does Sungrow Power Supply Co., Ltd. focus on?

Sungrow Power Supply Co., Ltd.'s top technology area is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution) with 88 patents, ranking #156 of 5,963 assignees active in that subclass. Grants appear in 43 CPC subclasses total.

USPTO PatentsView assignee record - 170 granted patents across 43 technology areas, recorded in grant years 2016–2025. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Sungrow ranks #2,303 of 49,997 tracked US assignees by granted-patent volume, with 170 patents across 43 technology areas.

#2,303
of 49,997 US assignees by volume: Top 6%
by Innovation Score (56.1/100): 12.2
avg claims per patent: +179%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R2303 · Foreign Corporation #2,303 · 170 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-MID 170 grants
TOP-DECILE #2,303/49,997
PHOTO-FINISH ITT Manufacturing…
CPC-WIDE Y02E · 43 areas
INNOV-PAR 56.1/100
CLAIMS-RICH 12.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +179% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: ITT Manufacturing Enterprises LLC (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

How Sungrow’s 56.1 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 17.8 pts (32%) Velocity 7.9 pts (14%) Breadth 23.2 pts (41%) Claim depth 7.3 pts (13%)

Qualcomm Incorporated · highest

85
Consiglio Nazionale… · near

56
Carestream Health · near

56
Sungrow Power Supply · this assignee

56
Asahi Glass · near

56
Sato · near

56
3D Lighting… · lowest

7

What this shows Sungrow's Innovation Score is 56.1/100 (top 6% of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Does more volume mean deeper claims for Sungrow?

Each dot is one of Sungrow’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Sungrow’s own 12.2 claims/patent is at or below the 14.6 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

Sungrow vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Sungrow's grants concentrate

Sungrow Power Supply Co., Ltd. is a focused PatentsView assignee: 43 CPC subclasses with 51.8% of grants classified under Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution). Peak complete grant year is 2024 (29 grants) versus a trough of 1 in 2016. By volume, Sungrow sits between ITT Manufacturing Enterprises LLC and Agfa NV.

Sungrow's three-year grant acceleration

From 2019–2021 to 2022–2024, Sungrow Power Supply Co., Ltd. moved from 55 to 65 grants (1.18x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #810. See the growth leaderboard.

ITT Manufacturing…

170
Metaswitch Networ…

170
Spectranetics

170
Sumitomo Bakelite

170
Ultrahaptics IP T…

170
Sungrow Power Sup… ◀

170
7-eleven

169
Asahi Kasei Chemi…

169
Agfa

169

What this shows Sungrow holds 170 patents at rank #2,303, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sungrow

By rank, the assignees closest to #2,303 in granted patent volume.

Leaders in Y02E (Reduction OF Greenhouse GAS [GHG] Emissions)

Other assignees with the most granted patents in Sungrow's primary technology class.

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Sungrow, neither rank-band nor same-CPC leaders (those blocks stay above). In Y02E (Reduction OF Greenhouse GAS [GHG] Emissions), Sungrow ranks #156 of 5,963 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (56 here).

Carestream Health, Inc. 56 Sato Corporation 56 Asahi Glass Co., Ltd. 56 Consiglio Nazionale Delle Ricerche 56

Similar claim depth

Nearest assignees by average claims per patent (12.2 here).

ScienBiziP Consulting(Shenzhen)Co., Ltd. 12.2 avg MTD Products Inc 12.2 avg Omnitek Partners LLC 12.2 avg THE Coca-cola Company 12.2 avg

Sungrow's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

56 Top 6% higher than 94% of 49,997 US assignees

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

USPTO utility patent grants by year · 2016–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Sungrow Power Supply Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	0.6%
2017	6	3.5%
2018	17	10.0%
2019	14	8.2%
2020	21	12.4%
2021	20	11.8%
2022	18	10.6%
2023	18	10.6%
2024	29	17.1%
2025partial year	26	15.3%

Which technologies does Sungrow Power Supply Co., Ltd. patent most?

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 88

H02M - Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER; Control OR Regulation Thereof 81

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 77

H02S - Generation OF Electric Power BY Conversion OF Infrared Radiation, Visible Light OR Ultraviolet Light, e.g. Using Photovoltaic [PV] Modules 45

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 28

H02H - Emergency Protective Circuit Arrangements 19

B60L - Propulsion OF Electrically-propelled Vehicles ; Supplying Electric Power FOR Auxiliary Equipment OF Electrically-propelled Vehicles ; Electrodynamic Brake Systems FOR Vehicles IN General ; Magnetic Suspension OR Levitation FOR VEHICLES; Monitoring Operating Variables OF Electrically-propelled Vehicl 13

Y02T - Climate Change Mitigation Technologies Related TO Transportation 11

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 10

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 10

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy 8

H02P - Control OR Regulation OF Electric Motors, Electric Generators OR Dynamo-electric CONVERTERS; Controlling Transformers, Reactors OR Choke Coils 8

Y04S - Systems Integrating Technologies Related TO Power Network Operation, Communication OR Information Technologies FOR Improving THE Electrical Power Generation, Transmission, Distribution, Management OR Usage, i.e. Smart Grids 6

H02B - Boards, Substations OR Switching Arrangements FOR THE Supply OR Distribution OF Electric Power 6

H01L - Semiconductor Devices NOT Covered BY Class H10 5

Top 15 of 43 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Sungrow Power Supply Co., Ltd.'s patent record in context - here's where to go next.

Sungrow Power Supply Co., Ltd.'s lead technology class is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution), 51.8% of its portfolio - see every assignee active in that class. Explore Y02E
Ranked #2,303 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Sungrow Power Supply Co., Ltd. against ITT Manufacturing Enterprises LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 56.1/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent , US Patent Intelligence Editorial Process · May 15, 2026

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.